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    Barrels

    The barrel is one of the most critical parts of your AR-15 - let AT3 Tactical help you find the right barrel for your setup.

    Barrels come in a variety of lengths, materials, and designs to serve the specific purpose of your weapon. Learn more about AR-15 barrels in our article: Choosing an AR15 Barrel - 5 Things to Consider

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    Spike's Tactical Mid-Length Barrel - 5.56/.223 - 16" Length - 1:7 Twist - M4 Profile
    No reviews
    $237.45
    LBE Unlimited 223 Rem/556NATO Barrel - 16" Barrel 1:9 Twist - Salt Bath Nitride
    No reviews
    $167.99
    On Sale
    Ballistic Advantage Performance Series 5.56 16" Barrel - M4 Carbine Length 1:7 Twist - 4150 CMV Nitride
    No reviews
    $184.99 $175.75
    On Sale
    Ballistic Advantage .300 Blackout 16" Barrel - Pistol Length 1:7 Twist - 4150 CMV Nitride
    No reviews
    $179.99 $170.99
    On Sale
    CMMG 556NATO 16.1" Barrel - Mid-Length 1:7 Twist - 4140 CrMo Salt Bath Nitride
    No reviews
    $189.95 $170.99
    LBE Carbine-Length Barrel - 5.56/.223 - 16" Length - M4 Profile
    1 review
    $160.85
    Spike's Tactical Carbine Barrel - 5.56/.223 - 16" Length - M4 Profile
    No reviews
    $237.45
    Rosco M4 Heavy Barrel 300 Blackout 16" Barrel - Carbine Length 1:7 Twist - 4150 CV Salt Bath Nitride
    No reviews
    $129.99
    On Sale
    Ballistic Advantage .300 Blackout 9.5" Barrel - Pistol Length 1:7 Twist - 4150 CMV Nitride - Modern Series
    No reviews
    $159.99 $151.99
    On Sale
    CMMG 308 Win 18" Barrel - Rifle Length 1:10 Twist - 416 SS Bead Blasted
    No reviews
    $274.95 $241.99
    On Sale
    CMMG 556NATO 16.1" Barrel - Mid-Length 1:7 Twist - 416 SS Bead Blasted
    No reviews
    $199.95 $174.49
    On Sale
    CMMG 9mm M4 16" Barrel Assembly - 90D1A3D
    No reviews
    $311.94 $257.85
    On Sale
    CMMG 308 Win 16.1" Barrel - Rifle Length 1:10 Twist - 416 SS Salt Bath Nitride
    No reviews
    $274.95 $241.99
    On Sale
    Ballistic Advantage 5.56 16" Barrel - M4 Carbine Length 1:7 Twist - 4150 CMV Nitride - Modern Series
    No reviews
    $159.99 $151.99
    Rosco M4 Barrel 556NATO 16" Barrel - Carbine Length 1:7 Twist - 4150 CV Black Phosphate Chrome Lined
    No reviews
    $172.99
    On Sale
    Ballistic Advantage 9MM 11" Barrel - 1:10 Twist - 4150 CMV Nitride - Modern Series
    No reviews
    $134.99 $128.25
    On Sale
    Ballistic Advantage 9MM 16" Barrel - 1:10 Twist - 4150 CMV Nitride - Modern Series
    No reviews
    $154.99 $147.25
    On Sale
    Ballistic Advantage .308 20" Barrel - Heavy Profile Rifle Length 1:10 Twist - 4150 CMV Nitride - Modern Series
    No reviews
    $249.99 $237.49
    Rosco M4 Barrel 556NATO 16" Barrel - Carbine Length 1:7 Twist - 4150 CV Salt Bath Nitride
    No reviews
    $129.99
    On Sale
    CMMG 556NATO 16.1" Barrel - Carbine-Length 1:7 Twist - 4140 CrMo Salt Bath Nitride
    No reviews
    $189.95 $168.49
    On Sale
    CMMG .300 Blackout 16.1" Barrel - Carbine Length 1:7 Twist - 416 SS Bead Blasted
    No reviews
    $199.95 $174.49
    On Sale
    Ballistic Advantage 5.56 11.5" Barrel - Government Profile Carbine Length 1:7 Twist - 4150 CMV Nitride - Modern Series
    No reviews
    $144.99 $137.75
    On Sale
    CMMG 300 AAC Blackout 16.1" Barrel - Carbine Length 1:7 Twist - 4140 CrMo Salt Bath Nitride
    No reviews
    $189.95 $168.49